Education and entertainment services, namely, providing training presentations, telephone based training, web based training, classes, seminars, and workshops in the fields of instrumentation, digital imaging, electronics, electrical systems, engineered systems, space systems, marine systems, airborne systems, navigation systems, microwave systems, power systems, vision systems, chemical monitoring and analysis, environmental monitoring and analysis, water quality, air quality, sampling systems, marine measurements, oil and gas, aerospace and defense, electromagnetic sensors, chemical sensors, connectors, remotely operated vehicles, autonomous vehicles, testing, and manufacturing